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Beam Deflection: Difference between revisions

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[[File:DeflectionEquation.jpg|300px|right]]
The deflection of a beam under load may be measured using a dial gauge for example but may also be calculated.
The deflection of a beam under load may be measured using a dial gauge for example but may also be calculated.


The equation opposite gives [http://en.wikipedia.org/wiki/Deflection_%28engineering%29#Beam_deflection_for_various_loads_and_supports '''Deflection (Δ)'''] of a simply supported beam loaded in the centre.


[[File:DeflectionCalc.png|300px|right]]
The equation opposite gives [http://en.wikipedia.org/wiki/Deflection_%28engineering%29 '''Deflection (Δ)'''] of a simply supported beam loaded in the centre.
[[File:BeamDeflectionLabelled.jpg|400px|right]]
'''Where''':
'''Where''':


* W = Load
* W = Load
* L = Span
* L = Span
* E = [http://en.wikipedia.org/wiki/Young%27s_modulus '''Young's Modulus'''] ''( - a measure of how stiff the materials is)''
* E = '''[[Young's Modulus]]''' ''( - a measure of how stiff the materials is)''
* I = '''[[Moment of Inertia]]''' ''( - a measure of the capacity of a cross section to resist bending)''
* I = '''[[Moment of Inertia]]''' ''( - a measure of the capacity of a cross section to resist '''[[Bending Strength|bending]]''')''
 
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[[Category:Secondary]]
[[Category:Beams]]

Latest revision as of 10:22, 1 March 2017

The deflection of a beam under load may be measured using a dial gauge for example but may also be calculated.


DeflectionCalc.png

The equation opposite gives Deflection (Δ) of a simply supported beam loaded in the centre.


BeamDeflectionLabelled.jpg

Where: